Smart files context (#184)

src/components/ProModeSelector.tsx

@@ -27,6 +27,12 @@ export function ProModeSelector() {
     });
   };
 
+  const toggleSmartContext = () => {
+    updateSettings({
+      enableProSmartFilesContextMode: !settings?.enableProSmartFilesContextMode,
+    });
+  };
+
   if (!settings?.enableDyadPro) {
     return null;
   }
@@ -105,6 +111,30 @@ export function ProModeSelector() {
               onCheckedChange={toggleLazyEdits}
             />
           </div>
+          <div className="flex items-center justify-between">
+            <div className="space-y-2">
+              <Label htmlFor="smart-context">Smart Context</Label>
+              <div className="flex items-center gap-1">
+                <Tooltip>
+                  <TooltipTrigger asChild>
+                    <Info className="h-4 w-4 text-muted-foreground cursor-help" />
+                  </TooltipTrigger>
+                  <TooltipContent side="right" className="max-w-72">
+                    Improve efficiency and save credits working on large
+                    codebases.
+                  </TooltipContent>
+                </Tooltip>
+                <p className="text-xs text-muted-foreground max-w-55">
+                  Automatically detects the most relevant files for your chat
+                </p>
+              </div>
+            </div>
+            <Switch
+              id="smart-context"
+              checked={Boolean(settings?.enableProSmartFilesContextMode)}
+              onCheckedChange={toggleSmartContext}
+            />
+          </div>
         </div>
       </PopoverContent>
     </Popover>

src/components/chat/DyadCodebaseContext.tsx

@@ -0,0 +1,117 @@
+import React, { useState, useEffect } from "react";
+import { ChevronUp, ChevronDown, Code2, FileText } from "lucide-react";
+import { CustomTagState } from "./stateTypes";
+
+interface DyadCodebaseContextProps {
+  children: React.ReactNode;
+  node?: {
+    properties?: {
+      files?: string;
+      state?: CustomTagState;
+    };
+  };
+}
+
+export const DyadCodebaseContext: React.FC<DyadCodebaseContextProps> = ({
+  node,
+}) => {
+  const state = node?.properties?.state as CustomTagState;
+  const inProgress = state === "pending";
+  const [isExpanded, setIsExpanded] = useState(inProgress);
+  const files = node?.properties?.files?.split(",") || [];
+
+  // Collapse when transitioning from in-progress to not-in-progress
+  useEffect(() => {
+    if (!inProgress && isExpanded) {
+      setIsExpanded(false);
+    }
+  }, [inProgress]);
+
+  return (
+    <div
+      className={`relative bg-(--background-lightest) dark:bg-zinc-900 hover:bg-(--background-lighter) rounded-lg px-4 py-2 border my-2 cursor-pointer ${
+        inProgress ? "border-blue-500" : "border-border"
+      }`}
+      onClick={() => setIsExpanded(!isExpanded)}
+      role="button"
+      aria-expanded={isExpanded}
+      tabIndex={0}
+      onKeyDown={(e) => {
+        if (e.key === "Enter" || e.key === " ") {
+          e.preventDefault();
+          setIsExpanded(!isExpanded);
+        }
+      }}
+    >
+      {/* Top-left label badge */}
+      <div
+        className="absolute top-2 left-2 flex items-center gap-1 px-2 py-0.5 rounded text-xs font-semibold text-blue-500 bg-white dark:bg-zinc-900"
+        style={{ zIndex: 1 }}
+      >
+        <Code2 size={16} className="text-blue-500" />
+        <span>Codebase Context</span>
+      </div>
+
+      {/* File count when collapsed */}
+      {files.length > 0 && (
+        <div className="absolute top-2 left-40 flex items-center">
+          <span className="px-1.5 py-0.5 bg-gray-100 dark:bg-zinc-800 text-xs rounded text-gray-600 dark:text-gray-300">
+            Using {files.length} file{files.length !== 1 ? "s" : ""}
+          </span>
+        </div>
+      )}
+
+      {/* Indicator icon */}
+      <div className="absolute top-2 right-2 p-1 text-gray-500">
+        {isExpanded ? <ChevronUp size={16} /> : <ChevronDown size={16} />}
+      </div>
+
+      {/* Main content with smooth transition */}
+      <div
+        className="pt-6 overflow-hidden transition-all duration-300 ease-in-out"
+        style={{
+          maxHeight: isExpanded ? "1000px" : "0px",
+          opacity: isExpanded ? 1 : 0,
+          marginBottom: isExpanded ? "0" : "-6px", // Compensate for padding
+        }}
+      >
+        {/* File list when expanded */}
+        {files.length > 0 && (
+          <div className="mb-3">
+            <div className="flex flex-wrap gap-2 mt-2">
+              {files.map((file, index) => {
+                const filePath = file.trim();
+                const fileName = filePath.split("/").pop() || filePath;
+                const pathPart =
+                  filePath.substring(0, filePath.length - fileName.length) ||
+                  "";
+
+                return (
+                  <div
+                    key={index}
+                    className="px-2 py-1     bg-gray-100 dark:bg-zinc-800 rounded-lg"
+                  >
+                    <div className="flex items-center gap-1.5">
+                      <FileText
+                        size={14}
+                        className="text-gray-500 dark:text-gray-400 flex-shrink-0"
+                      />
+                      <div className="text-sm font-medium text-gray-700 dark:text-gray-300">
+                        {fileName}
+                      </div>
+                    </div>
+                    {pathPart && (
+                      <div className="text-xs text-gray-500 dark:text-gray-400 ml-5">
+                        {pathPart}
+                      </div>
+                    )}
+                  </div>
+                );
+              })}
+            </div>
+          </div>
+        )}
+      </div>
+    </div>
+  );
+};

src/components/chat/DyadMarkdownParser.tsx

@@ -8,6 +8,7 @@ import { DyadAddDependency } from "./DyadAddDependency";
 import { DyadExecuteSql } from "./DyadExecuteSql";
 import { DyadAddIntegration } from "./DyadAddIntegration";
 import { DyadEdit } from "./DyadEdit";
+import { DyadCodebaseContext } from "./DyadCodebaseContext";
 import { CodeHighlight } from "./CodeHighlight";
 import { useAtomValue } from "jotai";
 import { isStreamingAtom } from "@/atoms/chatAtoms";
@@ -117,6 +118,7 @@ function preprocessUnclosedTags(content: string): {
     "dyad-output",
     "dyad-chat-summary",
     "dyad-edit",
+    "dyad-codebase-context",
   ];
 
   let processedContent = content;
@@ -180,6 +182,7 @@ function parseCustomTags(content: string): ContentPiece[] {
     "dyad-output",
     "dyad-chat-summary",
     "dyad-edit",
+    "dyad-codebase-context",
   ];
 
   const tagPattern = new RegExp(
@@ -362,6 +365,20 @@ function renderCustomTag(
         </DyadEdit>
       );
 
+    case "dyad-codebase-context":
+      return (
+        <DyadCodebaseContext
+          node={{
+            properties: {
+              files: attributes.files || "",
+              state: getState({ isStreaming, inProgress }),
+            },
+          }}
+        >
+          {content}
+        </DyadCodebaseContext>
+      );
+
     case "dyad-output":
       return (
         <DyadOutput